654323456 has 18 divisors (see below), whose sum is σ = 1306091472. Its totient is φ = 327161600.

The previous prime is 654323447. The next prime is 654323459.

It is a happy number.

654323456 is nontrivially palindromic in base 10.

654323456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654323459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277720 + ... + 1278231.

Almost surely, 2^654323456 is an apocalyptic number.

It is an amenable number.

654323456 is a deficient number, since it is larger than the sum of its proper divisors (651768016).

654323456 is an equidigital number, since it uses as much as digits as its factorization.

654323456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555967 (or 2555953 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

The square root of 654323456 is about 25579.7469885845. The cubic root of 654323456 is about 868.1554507912.

The spelling of 654323456 in words is "six hundred fifty-four million, three hundred twenty-three thousand, four hundred fifty-six".